Can targeted therapy combinations outperform standard drugs in tough thyroid cancer?
NCT ID NCT07770074
First seen Aug 18, 2026 · Last updated Aug 19, 2026 · Updated 1 time
Summary
This study looks at how patients with radioiodine-refractory differentiated thyroid cancer are treated in the real world after first-line therapy stops working. It will compare two approaches: a targeted combination (dabrafenib plus trametinib) guided by a specific gene mutation, versus multi-targeted kinase inhibitors that work regardless of mutation status. By analyzing electronic health records of 200 Chinese adults, researchers hope to understand which patients receive which treatments and how long they stay on them. The goal is to inform better treatment decisions for this challenging condition.
What this could mean
Our plain-language read of the trial. This is informational only, not medical advice or a prediction.
- Active substance
- dabrafenib plus trametinib (D+T) and multi-targeted tyrosine kinase inhibitors (MKIs) such as lenvatinib, sorafenib, anlotinib, and donafenib
- What this could lead to
- If successful, this research could help doctors choose the most effective second-line therapy for patients with this hard-to-treat thyroid cancer, potentially improving outcomes and quality of life.
- What could go wrong
- This is an observational study using existing medical records, so it cannot prove cause and effect. The results may be influenced by patient selection and data quality, and may not apply to other populations.
This is an AI summary of the original study and may miss details. Read our disclaimer.
Study facts
What this study's own registry entry says, in plain language.
- Participants
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About 200 people
The number the study aims to enrol. It can still change while the study runs.
- Expected to start
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Oct 2026
An estimate. Start dates often move.
- Expected to finish
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Oct 2026
An estimate. End dates often move.
- Lead sponsor
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A company
The lead sponsor is a pharmaceutical, biotech, or medical-device company.
Who can take part
This study's own entry requirements. Only the study team can say for certain whether you qualify.
Who is studied
Adult RAI-R DTC patients from the rEHR database in China.
- Ages
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18 to 100 years
- Sex
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Anyone
- Healthy volunteers
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Not accepted
This study is not open to healthy volunteers. The entry requirements below say who it is open to.
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Copied word for word from the study's registry entry, so the wording is the study team's rather than ours.
Inclusion criteria: * Patients with a diagnosis of thyroid cancer. * Patients with a pathological confirmation of differentiated thyroid cancer (DTC). * Patients who initiated either MKI monotherapy (lenvatinib, sorafenib, anlotinib, donafenib, apatinib, sunitinib, cabozantinib, pralsetinib) or D+T combination therapy between January 1, 2019 and December 31, 2025 (or the data cutoff date). * Patients with no curative-intent thyroid cancer surgery within 3 months after initiation of systematic therapy. Exclusion criteria: • Patients participating in a blinded interventional clinical trial, or any open-label observational study involving D+T or MKI, during the study period. Other protocol-defined inclusion/exclusion criteria may apply.
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Conditions
The condition(s) this trial relates to.
As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
How to take part
Only the study team decides who joins. These are the ways to reach them.
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The official record
ClinicalTrials.gov lists the study team's own contact details, including names and phone numbers. We don't republish those.
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A doctor treating you
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More trials for these conditions
Other studies related to the condition(s) this trial covers.